PhotonEnergyCalibratorRun2.h

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#ifndef PhotonEnergyCalibratorRun2_h
#define PhotonEnergyCalibratorRun2_h

#include <TRandom.h>
#include "EgammaAnalysis/ElectronTools/interface/EnergyScaleCorrection_class.h"
#include "EgammaAnalysis/ElectronTools/interface/SimplePhoton.h"
#include "FWCore/Utilities/interface/StreamID.h"

#include <vector>

class PhotonEnergyCalibratorRun2 {
public:
  // dummy constructor for persistence
  PhotonEnergyCalibratorRun2() {}

  // further configuration will be added when we will learn how it will work
  PhotonEnergyCalibratorRun2(bool isMC, bool synchronization, std::string correctionFile);

  ~PhotonEnergyCalibratorRun2();

  void initPrivateRng(TRandom *rnd);

  void calibrate(SimplePhoton &photon, edm::StreamID const &id = edm::StreamID::invalidStreamID()) const;

  void calibrate(reco::Photon &photon,
                 unsigned int runNumber,
                 edm::StreamID const &id = edm::StreamID::invalidStreamID()) const;

protected:
  // whatever data will be needed
  bool isMC_, synchronization_;
  TRandom *rng_;
  std::vector<double> smearings_;
  std::vector<double> scales_;

  double gauss(edm::StreamID const &id) const;
  EnergyScaleCorrection_class _correctionRetriever;
};

#endif